Confrey, J. And Kazak, S. A thirty-year reflection on constructivism in mathematics education in PME. 2006. In Handbook of research on the psychology of mathematics education , Sense Publishers, Rotterdam, 305-345.

Confrey, J., & Kazak, S., (2006). A thirty-year reflection on constructivism in mathematics education in PME. Handbook of research on the psychology of mathematics education (pp.305-345), Rotterdam: Sense Publishers.

Confrey, Jere, And SİBEL KAZAK. "A thirty-year reflection on constructivism in mathematics education in PME." In Handbook of research on the psychology of mathematics education , 305-345. Rotterdam: Sense Publishers, 2006

Confrey, Jere And Kazak, SİBEL. "A thirty-year reflection on constructivism in mathematics education in PME." Handbook of research on the psychology of mathematics education , Sense Publishers, 2006, pp.305-345.

Confrey, J. And Kazak, S. (2006) "A thirty-year reflection on constructivism in mathematics education in PME", Handbook of research on the psychology of mathematics education . Rotterdam: Sense Publishers.

@bookchapter{bookchapter, author ={Jere Confrey And author ={SİBEL KAZAK}, chaptertitle={A thirty-year reflection on constructivism in mathematics education in PME}, booktitle={ Handbook of research on the psychology of mathematics education}, publisher={Sense Publishers}, city={Rotterdam},year={2006} }